Cheap Flights from Santiago to Buenos Aires

Cheapest flights from Santiago to Buenos Aires

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Santiago to Buenos Aires. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$41

B&H Airlines

Direct flight

2h 5m

01/05/2026

The cheapest one-way flight from Santiago to Buenos Aires departs on 01/05/2026, is operated by B&H Airlines and costs $41

Cheapest round trip flight

$157

Sky Airline

Direct flight

4h 30m

12/11/2025

The cheapest roundtrip flight from Santiago to Buenos Aires departs on 12/11/2025, is operated by Sky Airline and costs $157

The fastest flight

2h 5m

Fastest flight from Santiago to Buenos Aires takes 2h 5m

Direct flights

Every day

There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa

Earliest flight

4:50 AM

Latest flight

1:35 AM

Average flight duration

2h 3m

Direct flights count

131

Distance

1129km

Timezone difference

1h

The distance between Santiago and Buenos Aires is 1129km (700 miles). The average flight duration is 2h 3m. There are 131 direct flights from Santiago to Buenos Aires. The time difference between Santiago and Buenos Aires is 1h. Flights from Santiago begin at 4:50 AM. The latest flight from Santiago departs at 1:35 AM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Santiago to Buenos Aires by month

In different months, ticket prices from Santiago to Buenos Aires vary: minimum — $49 (March 2026), maximum — $282 (November 2026). Typically, the flight costs $64–$88.

March 2026

Lowest price

on average:

$49

November 2026

Highest price

on average:

$282

Avg Price

Airlines operating on route

The Santiago — Buenos Aires route is served by multiple airlines, including B&H Airlines, Sky Airline, and Aerolineas Argentinas. This is convenient for those who want the best balance of price, schedule, and travel conditions. Tickets start from $41, and depending on season and promotions, even better deals may appear. With our service, you can easily compare available options and book tickets that match your plans. The variety of carriers allows flexible choices and comfortable travel without overpaying.

B&H Airlines

Starting at $41

Sky Airline

Starting at $51

Aerolineas Argentinas

Starting at $64

Direct Flights from Santiago to Buenos Aires

A direct flight is the most convenient and comfortable way to fly from Santiago to Buenos Aires, despite the fact that sometimes flights with transfers can cost significantly less.

Santiago — Buenos Aires

SCL — BUE

01/05/2026

Departure

Direct flight

JA737

Starting at $41

Santiago — Buenos Aires

SCL — BUE

03/01/2026

Departure

Direct flight

JA735

Starting at $49

Santiago — Buenos Aires

SCL — BUE

01/22/2026

Departure

Direct flight

H25800

Starting at $51

Santiago — Buenos Aires

SCL — BUE

12/25/2025

Departure

Direct flight

H25800

Starting at $51

Santiago — Buenos Aires

SCL — BUE

12/24/2025

Departure

Direct flight

H21820

Starting at $52

Santiago — Buenos Aires

SCL — BUE

02/22/2026

Departure

Direct flight

JA3885

Starting at $52

Santiago — Buenos Aires

SCL — BUE

01/12/2026

Departure

Direct flight

JA737

Starting at $53

Santiago — Buenos Aires

SCL — BUE

01/23/2026

Departure

Direct flight

H21820

Starting at $54

Santiago — Buenos Aires

SCL — BUE

01/24/2026

Departure

Direct flight

H25800

Starting at $54

Santiago — Buenos Aires

SCL — BUE

01/14/2026

Departure

Direct flight

H21820

Starting at $54

Schedule of direct flights from Santiago to Buenos Aires

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Santiago to Buenos Aires:

LATAM Chile

Every day

Starting at $297

B&H Airlines

Every day

Starting at $51

Sky Airline

Every day

Starting at $50

KLM

Every day

Starting at $138

Aerolineas Argentinas

Every day

Starting at $93

Santiago airports overview

Arturo Merino Benitez Airport

•

SCL

23km

•

Buenos Aires airports overview

Jorge Newbery Airport

•

AEP

8km

Ministro Pistarini Airport

•

EZE

28km

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Santiago to Buenos Aires?

The cheapest flight ticket from Santiago to Buenos Aires according to data for the last 48 hours costs $41

When is the best time to buy air tickets on the route Santiago — Buenos Aires?

Often the best time to buy tickets from Santiago to Buenos Aires is 2 months before departure.

When is the cheapest time of year to fly from Santiago to Buenos Aires?

Based on statistics over the past years, the lowest prices for flights from Santiago to Buenos Aires can be found flying in these months: March, December, February.

How long does it take to fly from Santiago to Buenos Aires?

The fastest flights from Santiago to Buenos Aires start from 2 hours 5 minutes in the air.

Which airline can fly direct from Santiago to Buenos Aires?

The following airlines operate direct flights on the route Santiago — Buenos Aires: B&H Airlines, Sky Airline

Special offers and sales on air tickets from Santiago to Buenos Aires

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Santiago to Buenos Aires

Alternative routes

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Cheapest one way flight

$41

B&H Airlines

Direct flight

2h 5m

01/05/2026

The cheapest one-way flight from Santiago to Buenos Aires departs on 01/05/2026, is operated by B&H Airlines and costs $41

Cheapest round trip flight

$157

Sky Airline

Direct flight

4h 30m

12/11/2025

The cheapest roundtrip flight from Santiago to Buenos Aires departs on 12/11/2025, is operated by Sky Airline and costs $157

The fastest flight